3kidsdad
51.7K posts

3kidsdad
@photometry
삼남매아빠 | 엔지니어 & 투자자 ✨ 2020년 8월부터 $TSLA, $PLTR, $BTC 장기 투자 🔬 니콜라 테슬라 존경, 물리학 전공 👨👧👦 삼남매 아빠, 가정과 일의 균형 육아, 투자, 삶의 이야기는 하이라이트에서 확인하세요.









iShowSpeed just went live from a private jet at 35,000 feet using @Starlink. Zero lag, no buffering, full HD quality. Streaming perfectly from the middle of the sky. Iconic.

SpaceX, 일론머스크 성과보상안 이사회 승인 보상안 1 : Class B 2억주 - 시가총액 $7.5T - 화성 100만명 영구식민지 보상안 2 : Class B 6,040만주 - 시가총액 : 미공개 - 우주데이터센터 100TGW 운영 cf. 일론 현재 지분가치는 42% / 의결권 79% 보유 cf. Class B는 Class A의 10배 의결권을 가짐 $TSLA reuters.com/sustainability…


System Design Roadmap 2026 → From Zero to Pro Stop watching random videos. Follow this exact progression: Phase 1: Foundations - Basics → Networking → Operating Systems Phase 2: Core Building Blocks - Databases (SQL + NoSQL) → Caching (Redis) → Messaging (Kafka/RabbitMQ) Phase 3: Scaling & Architecture - Load Balancers → CDN → Sharding → Replication → Microservices (only when needed) Phase 4: Production Mastery - Reliability → Security → Observability (Logs + Metrics + Tracing) - Rate Limiting → API Design (REST/gRPC/WebSockets) → Event-Driven Systems Phase 5: Real Skills - Functional + Non-functional requirements - Capacity estimation → High-level design → Deep dives → Trade-off thinking - Failure cases → Bottleneck hunting → Continuous redesign Practice Projects (in order): URL Shortener → Rate Limiter → Chat App → Notification System → Feed → Payment → Ride Sharing Daily Habit: Think → Draw → Explain → Defend tradeoffs → Improve The game isn’t about knowing everything. It’s about clarity + repetition + deep work Save this roadmap. Come back to it every week. You don’t need 100 resources. You need the right path. Who’s starting this roadmap today? Drop “🚀” below.




Anthropic 的哲学家@AmandaAskell 最近参加了一个访谈,在访谈中她分享了自己探索好奇领域的一个方法。 提示词大概是: 我希望你从「xx」领域里选一个大概研究生水平的概念。然后我希望你通过写一个寓言的方式,间接地把这个概念完整讲出来。最好一直到快结尾时,人才会慢慢意识到这个概念究竟是什么。然后在故事之后,再补一段解释,把你刚才真正要讲的概念说清楚。

Tesla CapEx forecast and historic: 2026: $25 Billion (up from $20B guided last quarter) 2025: $8.5 Billion 2024: $11.3 Billion 2023: $8.9 Billion 2022: $7.2 Billion

Tesla Executive: Model Y L Deliveries in India to Begin This Quarter.







